<template>
<div class="search" ref="search">
  <div class="search-box-wrapper">
    <search-box ref="searchBox" @query="onQueryChange" v-model="query"></search-box>
  </div>
  <div class="shortcut-wrapper" v-show="!query" ref="shortcutWrapper">
    <scroll class="shortcut" :data="shortcut" ref="shortcut">
     <div>
       <div class="hot-key">
         <h1  class="title">热门搜索</h1>
         <ul>
           <li v-for="item in hotkey" class="item" @click="addQuery(item.k)">
             <span>{{item.k}}</span>
           </li>
         </ul>
       </div>
       <div class="search-history" v-show="searchHistory.length">
         <h1 class="title">
           <span class="text">搜索历史</span>
           <span class="clear" @click="showConfirm">
             <i class="icon-clear"></i>
           </span>
         </h1>
         <search-list :searches="searchHistory" @select="addQuery" @delete="deleteSearchHistory"></search-list>
       </div>
     </div>
    </scroll>
  </div>
  <div class="search-result" v-show="query" ref="searchResult">
    <suggest :query="query" @listScroll="blurInput" @select="saveSearch" ref="suggest"></suggest>
  </div>
  <confirm ref="confirm" title="是否清空所有搜索记录" confirmBtnText="清空" @confirm="clearSearchHistory"></confirm>
  <router-view></router-view>
</div>
</template>

<script type="text/ecmascript-6">
 import SearchBox from 'base/search-box/search-box'
 import {getHotKey} from 'api/search'
 import {ERR_OK} from 'api/config'
 import Suggest from 'components/suggest/suggest'
 import Confirm from 'base/confirm/confirm'
 import SearchList from 'base/search-list/search-list'
 import Scroll from 'base/scroll/scroll'
 import {mapActions, mapGetters} from 'vuex'
 import {playListMixin} from 'common/js/mixin'

  export default{
     mixins: [playListMixin],
    created() {
      this._getHotKey()
    },
    computed: {
        ...mapGetters([
            'searchHistory'
        ]),
      shortcut() {
            return this.hotkey.concat(this.searchHistory)
      }
    },
    data() {
      return {
        hotkey: [],
        query: ''
      }
    },
    methods: {
      _getHotKey() {
        getHotKey().then((res) => {
          if (res.code === ERR_OK) {
            this.hotkey = res.data.hotkey.slice(0, 10)
          }
        })
      },
      onQueryChange(query) {
        this.query = query
      },
      addQuery(query) {
        this.$refs.searchBox.setQuery(query)
      },
      blurInput() {
        this.$refs.searchBox.blur()
      },
      ...mapActions([
        'saveSearchHistory',
        'deleteSearchHistory',
        'clearSearchHistory'
      ]),
      saveSearch() {
        this.saveSearchHistory(this.query)
      },
      showConfirm() {
        this.$refs.confirm.show()
      },
      handlePlayList(playList) {
          const bottom = playList.length > 0 ? '60px' : ''
          this.$refs.shortcutWrapper.style.bottom = bottom
        this.$refs.shortcut.refresh()
        this.$refs.searchResult.style.bottom = bottom
        this.$refs.suggest.refresh()
      }
    },
    components: {
      SearchBox,
      Suggest,
      SearchList,
      Confirm,
      Scroll
    },
    watch: {
        query(newQuery) {
            if (!newQuery) {
                setTimeout(() => {
                    this.$refs.shortcut.refresh()
                }, 20)
            }
        }
    }
  }
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">
  @import "~common/stylus/variable"
  @import "~common/stylus/mixin"
  .search
    .search-box-wrapper
      margin: 20px
    .shortcut-wrapper
      position: fixed
      top: 178px
      bottom: 0
      width: 100%
      .shortcut
        height: 100%
        overflow: hidden
        .hot-key
          margin: 0 20px 20px 20px
          .title
            margin-bottom: 20px
            font-size: $font-size-medium
            color: $color-text-l
          .item
            display: inline-block
            padding: 5px 10px
            margin: 0 20px 10px 0
            border-radius: 6px
            background: $color-highlight-background
            font-size: $font-size-medium
            color: $color-text-d
        .search-history
          position: relative
          margin: 0 20px
          .title
            display: flex
            align-items: center
            height: 40px
            font-size: $font-size-medium
            color: $color-text-l
            .text
              flex: 1
            .clear
              extend-click()
              .icon-clear
                font-size: $font-size-medium
                color: $color-text-d
    .search-result
      position: fixed
      width: 100%
      top: 178px
      bottom: 0
</style>
